81291024

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{7951}}^1$

素因数の和:8036

約数の個数: 60

約数和(自身を含む): 230735232

約数和(自身を除く): 149444208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 7951, 10224, 15902, 23853, 31804, 47706, 63608, 71559, 95412, 127216, 143118, 190824, 286236, 381648, 564521, 572472, 1129042, 1144944, 1693563, 2258084, 3387126, 4516168, 5080689, 6774252, 9032336, 10161378, 13548504, 20322756, 27097008, 40645512, 81291024]

約数ペア:

[(1, 81291024), (2, 40645512), (3, 27097008), (4, 20322756), (6, 13548504), (8, 10161378), (9, 9032336), (12, 6774252), (16, 5080689), (18, 4516168), (24, 3387126), (36, 2258084), (48, 1693563), (71, 1144944), (72, 1129042), (142, 572472), (144, 564521), (213, 381648), (284, 286236), (426, 190824), (568, 143118), (639, 127216), (852, 95412), (1136, 71559), (1278, 63608), (1704, 47706), (2556, 31804), (3408, 23853), (5112, 15902), (7951, 10224)]